.middle {
    display: flex;
    flex-direction: column;
    height: 50%;
}

.middle > div:first-child {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-bottom: 1%;
    background-color: rgb(236, 236, 236);
}

.middle > div:first-child > div:first-child {
    margin-top: 1%;
    font-size: 1.6em;
    font-weight: bolder;
    font-family: 黑体;
    color: rgb(22, 132, 77);
    margin-right: 3%;
    cursor: pointer;
}

.middle > div:first-child > div:first-child:hover {
    color: rgb(239, 43, 29);
}

.middle > div:first-child > div:last-child {
    width: 30%;
    margin-top: 3%;
}

.middle > div:last-child {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    font-size: 1.1em;
    /*color: rgb(167,154,167);*/
    background-color: rgb(255, 255, 255);
}

.middle > div:last-child > div:first-child {
    display: flex;
}

.middle > div:last-child > div:first-child > div {
    color: rgb(22, 132, 77);
    padding: 1em 5em;
}

.middle > div:last-child > div:first-child > div:first-child {
    font-weight: bolder;
    font-family: 黑体;
}

.middle > div:last-child > div:nth-child(2) {
    display: flex;
    flex-direction: column;
    width: 60%;
}

.middle > div:last-child > div:nth-child(2) > div {
    display: flex;
    border-bottom: 1px dotted rgb(180, 154, 154);
    padding-top: 1em;
    padding-bottom: 0.5em;
    justify-content: space-between;
}

.middle > div:last-child > div:nth-child(2) > div:first-child {
    display: flex;
}

.middle > div:last-child > div:nth-child(2) > div:first-child > div {
    display: flex;
}

.header {
    display: flex;
    text-decoration: none;
}

.type {
    color: rgb(191, 172, 172);
    font-size: 0.8em;
    padding-right: 0.5em;
    cursor: pointer;
}
.type:hover{
    color: rgb(44,174,255);
}
.title {
    color: rgb(90, 90, 90);
    cursor: pointer;
}

.date {
    color: rgb(191, 172, 172);
    font-size: 0.8em;
    padding-right: 0.5em;
}

.top > div:first-child > div:last-child > div:last-child > a:nth-child(3) {
    color: rgb(123, 207, 152);
}